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How can I pass command-line arguments to a Perl program?
...ARGV + 1;
print "thanks, you gave me $numArgs command-line arguments.\n";
foreach my $argnum (0 .. $#ARGV) {
print "$ARGV[$argnum]\n";
}
From here.
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How to scroll to top of long ScrollView layout?
For part of my app, the user is presented with a list of names and is asked to group them as they see fit.
15 Answers
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Git - Ignore files during merge
...t -m "merged <merge-branch>"
You can put statements 2 & 3 in a for loop, if you have a list of files to skip.
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Load image from url
... blocks the UI thread. This library will handle threading and downloading for you: github.com/koush/UrlImageViewHelper
– koush
Aug 24 '12 at 4:49
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How to make a smooth image rotation in Android?
...t the linear interpolator in xml without success. The solution that worked for me was to create the animation as a RotateAnimation in code.
RotateAnimation rotate = new RotateAnimation(0, 180, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
rotate.setDuration(5000);
rotate.setI...
How do I check if the Java JDK is installed on Mac?
...r telling you that Java needs to be installed, so this isn't a good option for scripts.
– a paid nerd
Jan 5 '16 at 18:15
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Cannot ignore .idea/workspace.xml - keeps popping up
...atever IDE you are using:
mv .idea ../.idea_backup
rm .idea # in case you forgot to close your IDE
git rm -r .idea
git commit -m "Remove .idea from repo"
mv ../.idea_backup .idea
After than make sure to ignore .idea in your .gitignore
Although it is sufficient to ignore it in the repository's ....
Listview Scroll to the end of the list after updating the list
...an also use myListView.smoothScrollToPosition(myListAdapter.getCount()-1); for smooth scrolling
– AndroidGeek
May 13 '15 at 7:08
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How to pass a URI to an intent?
...verted to a string. imageuri.toString() is converting the uri to a string for you.
– Rufflez
Feb 18 '15 at 14:51
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Validating parameters to a Bash script
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remember to set +e and use '-eq' instead of '==' for integer comparisons
– guns
Mar 31 '09 at 0:50
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